Home / 3,558,667.80-5,338,001.70-3,393,330.60

Finding the Fourth Proportional to 3,558,667.80, 5,338,001.70 and 3,393,330.60

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Solution

The fourth proportional to 3,558,667.80, 5,338,001.70 and 3,393,330.60 is: 5,089,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,667.80 : 5,338,001.70 = 3,393,330.60 : x
  2. Step 2: Convert to fraction form
    3,558,667.80/5,338,001.70 = 3,393,330.60/x
  3. Step 3: Cross multiply
    3,558,667.80x = 5,338,001.70 × 3,393,330.60
  4. Step 4: Simplify right side
    3,558,667.80x = 18,113,604,511,462.02
  5. Step 5: Solve for x
    x = 18,113,604,511,462.02/3,558,667.80
  6. Step 6: Final answer
    x = 5,089,995.90

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.